How severe is CVE-2023-34924?

CVE-2023-34924 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2023-34924 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (56th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-34924?

CVE-2023-34924 affects H3c Magic B1stw Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-34924?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2023-34924 published?

CVE-2023-34924 was published on 2023-06-26 and last updated on 2026-06-17.

CVE-2023-34924

CVE-2023-34924 is a high-severity vulnerability in H3c Magic B1stw Firmware with a CVSS 3.x base score of 7.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-787.

Key facts

Severity: High (CVSS 3.x base score 7.5)
EPSS exploit prediction: 1% (56th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-787
Affected product: H3c Magic B1stw Firmware
Published: 2023-06-26
Last modified: 2026-06-17

Description

H3C Magic B1STW B1STV100R012 was discovered to contain a stack overflow via the function SetAPInfoById. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted POST request.

Frequently asked questions

What is CVE-2023-34924?: H3C Magic B1STW B1STV100R012 was discovered to contain a stack overflow via the function SetAPInfoById. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted POST request.
How severe is CVE-2023-34924?: CVE-2023-34924 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2023-34924 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (56th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-34924?: CVE-2023-34924 affects H3c Magic B1stw Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-34924?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2023-34924 published?: CVE-2023-34924 was published on 2023-06-26 and last updated on 2026-06-17.

References

https://github.com/ChrisL0tus/CVE-2023-34924

Affected products (1)

cpe:2.3:o:h3c:magic_b1stw_firmware:b1stv100r012:*:*:*:*:*:*:*

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